#!/bin/sh
# Written by Marc Espie, 2000
# Public domain

# Sets up hard links under a distfiles mirror, so that 
# files will be preserved against checksum changes as a last
# ditch attempt.

# Also see REFETCH in bsd.port.mk, and mirroring-ports (7)

DISTDIR=${DISTDIR:-/usr/ports/distfiles}
cd ${DISTDIR}
CIPHERS=${CIPHERS:-sha1 md5 rmd160}

# Build the find so that existing cipher dirs are avoided
exclude=''
conn=''
for ci in ${CIPHERS}
do
	mkdir -p $ci
	exclude="${exclude}${conn}-type d -name $ci -prune"
	conn=" -o "
done
echo "find . \( $exclude \) -o -type f -print"
find . \( $exclude \) -o -type f -print | while read i
do
	for ci in ${CIPHERS}
	do
		result=`$ci <$i`
		file=`basename $i`
		mkdir -p $ci/$result
		ln -f $i $ci/$result/$file
	done
done